Siemens ET8 Series Specifikace

DISTRIBUTION STATEMENT A: Approved for public release; distribution is unlimited.NONRESIDENTTRAININGCOURSESeptember 1996Electronics TechnicianVolume

Forced air cooling, 1-2Fuse panel assembly, 5-12Fuse tester assembly, 5-8Fuse tester panel assembly, 5-13GGround detector circuits, 3-7Gyrocompass sys

TUTelltale oil filter, 2-5Temperature regulating valves, 1-12Three-phase generators, 3-8Three-way temperature regulating valve, 1-12Transformers, 3-9T

Assignment QuestionsInformation: The text pages that you are to study areprovided at the beginning of the assignment questions.

ASSIGNMENT 1Textbook Assignment: “Liquid Cooling Systems,” chapter 1, pages 1-1 through 1-24. “DryAir Systems,” chapter 2, pages 2-1 through 2-9.Learn

1-13.1-14.1-15.1-16.1-17.Open looped seawater systems arealso called one-pass because theseawater flows through the systemonly once.1.True2.FalseSecon

IN ANSWERING QUESTIONS 1-23 THROUGH 1-29,SELECT FROM THE FOLLOWING LIST THEDEFINITION FOR THE TERM USED AS THEQUESTION.A.B.C.D.E.F.G.It is constructed

1-34.The device that is inserted in theheat exchanger’s water box toconcentrate electrolytic action toit vice to the metal of the heatexchanger’s tube

1-48.1-49.1-50.1-51.1-52.1-53.Which of the following deviceswould be used to protect a coolingsystem from over pressurization?1.The variable orifice2.

CHAPTER 1LIQUID COOLING SYSTEMSLiquid cooling systems are vital to the properoperation of shipboard electronic equipment. Becauseof their importance,

1-61.What is the first step in isolatingthe extent of waveguide flooding?1.Secure the cooling system2.Estimate the amount of coolantlost3.Secure the d

1-74.It provides the input to thepressure regulator.1. A2. B3. C4. D1-75.It discharges oil and water througha muffler.1. A2. B3. C4. D7

ASSIGNMENT 2Textbook Assignment: “AC Power Distribution System,” chapter 3, pages 3-1 through3-18; “Ship’s Input Systems,” chapter 4, pages 4-1 throug

2-9.Which of the following actions isNOT a function provided byswitchboards aboard ships?1.Automatic shifting of power toalternate sources if normalpo

2-22.In transformer lead markings, the2-27.When a generator is used2–23.2-24.2-25.2-26.high voltage leads are marked H1,H2, H3, etc. The letter signif

2-33.Gyrocompass systems are identifiedby the mark, (Mk), and modification(Mod) system. The MK numberdesignates a1.major development of a compass2.maj

2-45.What is another term for the name2-46.2-47.2-48.2-49.2-50.2-51.rodmeter?1.Foot2. Boot3. Knife4. SwordWhat are two types of digitalswitchboards?1.

2-58.2-59.2-60.2-61.A ship’s wire has a plastic sleevewith the following markings on it,12 PD 1952. What does the 1952indicate?1.The year the cable wa

2-71.The signal data converter (SDV)conditions and multiplexes itsvarious data inputs into a singleanalog data stream.1.2.2-72.AllandTrueFalsereplacea

Figure 1-3.—Forced-air coding.FORCED-AIR COOLINGThe increase the cooling effect over that provided byconvection cooling, forced-air cooling (fig. 1-3)

Heat is removed from the heat exchanger by forcingcool outside air through the heat exchanger by anexternal blower. There is no physical contact betwe

Type II—SW/DW heat exchanger with a chilledrequirements of the equipment. Some electronicwater/distilled water (CW/DW) heat exchangerequipments requir

result in a distilled water supply temperature to theelectronics of approximately 104°F. Type II (SW/DW,CW/DW) systems are used in installations that

Figure 1-8.—Type III liquid cooling system.taken from the firemain through a duplex strainer and aflow regulator (orifice plate) to and through the he

electronic equipment being cooled, a demineralize, atemperature control valve, monitoring equipment withits associated alarms, and the heat exchanger,

Figure 1-9.-Single-pass SW/DW heat exchanger with double-tube sheets.electronic components is transferred to the primarycooling system, which contains

A double-pass heat exchanger is generally usedensure that tools, such as screwdrivers and wire brushes,when there is limitation on the installation of

DISTRIBUTION STATEMENT A: Approved for public release; distribution is unlimited.Although the words “he,” “him,” and“his” are used sparingly in this c

EXPANSION TANKThe expansion tank serves a threefold purpose in aliquid cooling system.First, it maintains a positivepressure required on the circulati

is used to pressurize the tank through a quick disconnector Schrader valve.In other systems, a permanent pipe installation isconnected to the expansio

The duplex strainer (fig. 1-14) consists of tworemovable baskets located in parallel at the seawaterinlet. Seawater flows into the top of one basket a

outlet and the bypass and then proportions the two flowsto obtain the desired temperature. The three-wayregulating valve’s range of operation is withi

Two-Way Temperature Regulating ValveThe two-way temperature regulating valve (fig.1-16) is normally installed in the chilled water supply tothe heat e

the thermostatic assembly is inoperable. Correctivemaintenance of the regulating valve consists ofinspecting the valve for leaks and for freedom of st

Figure 1-18.—Equipment flow regulator.individual cabinets and components is shown in figure1-18. It maintains a constant flow of distilled water withl

Figure 1-20.-Cooling system flow switch.spring is allowed to force the diaphragm downwardreleasing the tension on the rocker arm, and the inletpressur

Figure 1-22.-Venturi flowmeter.differential pressure (pressure drop) is sufficient, themicroswitch will activate to indicate that the switch hasthe pr

through the tube. The flow restriction is the spacebetween the float and the tube wall. This area increasesas the float rises.The differential pressur

iPREFACEBy enrolling in this self-study course, you have demonstrated a desire to improve yourself and the Navy.Remember, however, this self-study cou

pressure on the pump suction pressure gauge. If flowdoesn’t develop, check for clogging and wear.You should not operate a pump without collantflow. So

correct flow rate through the flowmeter. The high of aflow rate can damage the cartridges. If the flow ratecannot be increased to the proper rate with

shown in table 1-1. The purity meter indications willvary with ionized salt concentration and the temperatureof the coolant flowing through the cell.

COOLANT ALARM SWITCHBOARDalarm. The alarm SWBD usually has several remotebells and lights in CIC and other electronic spacesThe cooling system alarm s

On the main alarm panel, there are two GROUNDINDICATOR LAMPS (fig. 1-27) to indicate thepresence of a ground in the alarm system. All shipboardalarm p

Figure 1-28.—Alarm switchboard visual displays and audible alarms.coolant has entered the waveguide, it can flowthrough the various sections of the wa

system should be secured and all valves closed toprevent movement of this coolant.You should start at the highest point in thewaveguide system and wor

CHAPTER 2DRY AIR SYSTEMSFor optimum performance of today’s transmittingequipment, especially high-power radar systems andlow-power satellite systems,

CENTRAL DRY-AIR SYSTEMand liquid. The compressor compresses the air into aThe ship’s central dry-air system is usually locatedin one of the ship’s mai

Figure 2-1.-Desiccant air dryer.After the fluid separator, the air is passed through atelltale oil filter, which removes oil through acombination of m

iiSailor’s Creed“I am a United States Sailor.I will support and defend theConstitution of the United States ofAmerica and I will obey the ordersof tho

as adsorption There is a difference between absorptionand adsorption.Absorption takes place in the telltale oil filter whenit removes oil by soaking i

and out ports, an inlet pressure gauge, a dump trap, anda sump drain port. There is also a pipe plug located inthe top for testing the dump trap.Air f

Pressure RegulatorThe pressure regulator (fig. 2-4) is adiaphragm-operated, pressure-reducing valve locateddownstream from the fluid separator and tel

sealed dome and the outlet line fluid. When outlet linepressure drops below dome pressure, the diaphragmmoves out slightly and pushes the main valve o

fixed orifice (B) in the valve body for this purpose. Itis expanded to atmospheric pressure through the fixedorifice, which controls the purge airflow

You take a reading of the dew point on the three differentwaveguide systems and come up with -32°, -250, and-21°F, respectively. Is the last reading o

CHAPTER 3AC POWER DISTRIBUTION SYSTEMAlmost every function performed aboard a navalship depends upon electric power for its accomplish-ment From the l

switchgear groups to the load centers, throughdistribution panels, and on to the loads. Distribution mayalso be direct from the load centers to some l

CREW LIVING SPACE, FRAMES XX - XXFIRST PLATFORMLIGHTING PANEL 4-108-22S-4L-(4-103-2)If a panel contains two or more sets of buses andeach set is suppl

CONTENTSChapterPage1.2.3.4.5.Liquid Cooling. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-1Dry Air Systems. . . . . . . . . .

After a sudden loss of power, having a manualtransfer of the power source will ensure all conditionsare met before energizing the equipment. (See figu

Figure 3-5.-1S ship’s service switchboard.Figure 3—6.-1SA Ship’s switchboard.Figure 3-7.-1SB ship's service switchboard.3-5

CAPABILITIESEach switchboard group is an operationallyindependent system, capable of monitoring andcontrolling an associated generator.Operated as an

Figure 3-9.-Disconnect links.The switchboards shown in figures 3-5,3-6, and 3-7are representative of the found on most gas-turbinepowered ships today.

AC GENERATORSAlternating-current generators produce mostelectric power used today. Ac generators are also usedin aircraft and automobiles.Ac generator

is connected across phases B and C in series. Thus, thevoltage across each load is larger than the voltage acrossa single phase. In a wye-connected ac

Electronic circuits and devices employ many typesof transformers to provide the necessary voltages forproper circuit operation, interstage coupling, s

When a transformer is used to step up thevoltage, the low-voltage winding is the primary.Conversely, when a transformer is used to stepdown the voltag

marking is shown in figure 3-17. Terminals for thehigh-voltage windings are marked H1, H2, H3, and soforth. The increasing numerical subscript designa

Figure 3-19.-Bus the connections on 400-Hz ship’s service system.(STC 1 thru STC 4). Each is rated at 150 KW at 0.8power factor (fig. 3-20) and distri

SUMMARY OF THEELECTRONICS TECHNICIANTRAINING SERIESThis series of training manuals was developed to replace the ElectronicsTechnician 3 & 2 TRAMAN

service power by means of a transfer switch nearthe load.If both the normal and alternate sources of theship’s service power fail because of a generat

Only qualified Electrician’s Mates should do theactual connecting; however, the portable cables may belaid out by other party personnel.The repair par

designated as a source of casualty power to theriser terminal by number.Upon receiving this information, damage controlcentral orders the repair parti

check voltage to these receptacles to ensure they arede-energized before installing the shore cables.RIGGING SHORE POWERThe following procedures apply

After cables are carrying the load, inspect allconnections to locate any possible overheatingresulting from poor connections or reduced copperin the c

CHAPTER 4SHIP’S INPUT SYSTEMSA ship’s input system is defined as a system thatprovides an essential input to an equipment or anothersystem and is main

IFigure 4-1.—Mk 19 Mod 3A gyrocompass equipment. Gyro mom Ship control station-outboard and inboardpositionsSingle (1X) speed indicators are provided

Figure 4-2.—Mk 23 Mod 0 gyrocompass equipment.4-3

Mk 27 GYROCOMPASS SYSTEMThe Mk 27 gyrocompass is primarily a directreading compass. This compass seeks andcontinuously indicates the bearing or true n

Figure 4-4.-Stabilizcd Gyrocompass Set AN/WSN-2.SYNCHRO SIGNAL AMPLIFIERShave its own synchro signal amplifier, and thePreventive Maintenance System (

vINSTRUCTIONS FOR TAKING THE COURSEASSIGNMENTSThe text pages that you are to study are listed atthe beginning of each assignment. Study thesepages car

Figure 4-5 is an illustration of a synchro signalamplifier. Indicator lights for input and outputexcitation, servo follow-up, fuses, an alarm switch,

AN/WSN-5 consists of five major assemblies in anelectrical cabinet: Control-indicator Control-power supply Battery set Synchro signal amplifier Inerti

Figure 4-8.-Rodmeter.RODMETERThe rodmeter (fig. 4-8), or sword as it is commonlycalled, provides an ac signal that is proportional tothe ship’s speed.

Figure 4-10.-Underwater log system.switch and is operated by the throttleman. The shaftrpm is used to determine approximate ship’s speed.OUTPUT SIGNAL

CHAPTER 5INFORMATION TRANSFERSYSTEMSShipboard tactical data systems need to beinterconnected with each other and with equipment inother shipboard subs

Figure 5-1.—Manual switchboard.Figure 5-2.-Sample manual switchingconfiguration.subsystems as shown in figure 5-5. The switches alsocan be used to int

Figure 5-3.—Digital fire control switchboard (DFCS).Figure5-4.-Computer switching and control panel(CSCP).5-3

CDS1 CDS COMPUTERS CDS2(IOC1/1OC2) (IOC1/1OC2) CDSDFCS WDS KCMX 1 /0CSL SONAR DTS MK 14 CHAN 1 NO. 1SELECT SELECT SELECT SELECT SELECT KCMXCHA

Figure 5-6.-DFCS interior.Figure 5-7.—Power distribution panel assembly.5-5

viPASS/FAIL ASSIGNMENT PROCEDURESIf your overall course score is 3.2 or higher, youwill pass the course and will not be required toresubmit assignment

Figure 5-8.-R3DLSO-1B/R5DLSO-1B linear movement switch assembly.Figure 5-9.—R3BLSO-1C/R5BLSO-1C linear movement switch assembly.5-6

(fig. 5-8) and the R3BLSO-1C/R5BLSO-1C (fig. 5-9)assembly. The assemblies differ from each other in thefront panel organization and in the wiring modu

Figure 5-11.-Switch control and potential transformer ACO assembly.Switch Control and Potential Transformerindicator lamps indicate the state of the r

Figure 5-13.-Fuse tester assembly (DFCS).DFCS (controlling CSCP front panel). SwitchPush-button/indicator (PBI) on the controlling CSCPassignments are

control signal to the appropriate DFCS linear switchassembly, which will respond with a status signal whenit is in the assigned position. The PBI will

Table 5-4.-Intersection Connector CodeTable 5-5.-CSCP Connector CodeThe CSCP uses two types of connectors, a lo-pinconnector and an 85-pin connector.

Figure 5-16.—Analog switchboard section, door open.boards (fig. 5-16). From the panel assemblies, wiringis routed to the back side of the terminal boa

Figure 5-18.-Fuse panel assembly.Fuse Tester Panel AssemblyThe fuse tester panel (fig. 5-19) functions in thesame manner as the Mk 70 DFCS fuse tester

Figure 5-22.-Snap switch panel assembly.flashing system indicators when a warning oremergency condition occurs. Motor-driven dual-camand three-cam act

Figure 5-25.-JR Switch (type 4).direction systems use control signalsprovided by the multiplexing data converterto activate the

viiStudent CommentsCourse Title:Electronics Technician, Volume 8—Support SystemsNAVEDTRA:14093 Date:We need some information about you:Rate/Rank and N

RADAR SWITCHBOARDSThe switchboard, shown in figure5-27, replaces all 1109, and 1505switchboards. It provides selectable distribution of datafrom

Figure 5-28.-Signal Data converter, CV-3989/SPdistribution systems.Organizational maintenance consists of correctiveand preventive maintenance actions

Figure 5-29.—Transmitter Transfer Switchboard.SB-988/SRT.RECEIVER TRANSFER SWITCHBOARDThe receiver switchboard SB-973/SRT allowsthe audio outputs from

APPENDIX IGLOSSARYAA/D—Analog-Digital.ABSORPTION-A taking in and not reelecting ofany substance.ABT—Automatic bus transfer.AC–Alternating current.ACCE

CONVECTION—The transfer of heat by itsabsorption by a fluid at one point followed bymotion of the fluid and rejection of the heat atanother.COSAIL—Coo

HERTZ—International unit of frequency, equal toone cycle per second.NNAVSAT—Naval Satellite.IIMPINGEMENT—To have an effect on theproperty or rights of

SONAR—Sound Navigation and Ranging.STAR CONNECTED—Shaped like the letter Y.SUBMICRON—Less than one millionth of a meter.SW/DW—Seawater/distilled water

APPENDIX IIREFERENCES USED TODEVELOP THIS TRAMANShipboard Electronics Material Officer, NAVEDTRA 12969, Naval Educationand Training Program Management

INDEXAAbsorption, 2-4AC generators, 3-8Action cutout switching (ACO), 5-1Adjusting screw, 1-16Adjusting spring, 1-14, 1-15Adsorption, 2-4Air-to-air co